| TN&A specializes in environmental services, natural resources, infrastructure engineering, and construction services. We provide innovative solutions to meet even the most challenging situations. Our depth of resources, experience, and quality of work enable us to consistently exceed our clients' expectations.
Our firm has experienced steady growth and draws upon the knowledge and experience of nearly 200 employees. From our headquarters in Milwaukee, Wisconsin, and offices located coast-to-coast, we work with federal, state, and local government agencies, as well as commercial and industrial clients.
TN&A's diversified staff includes engineers, geologists, hydrogeologists, biologists, ecologists, risk assessors, construction managers, site superintendents, health and safety specialists, surveyors, and CADD/GIS technicians. Established in 1989, TN&A is a minority woman-owned small business operating under the North American Industry Classification System (NAICS) code 562910.
Capabilities
Environmental Services: TN&A provides full-service environmental capabilities. We are experienced with and knowledgeable of federal, state, and local regulations. From preliminary assessment through environmental restoration, our engineers, scientists, and construction staff offer innovative and cost-effective approaches that will take your project from conception through successful completion. To support homeland security, we offer emergency and counter-terrorism response and training nationwide.
Natural Resources: Our team of ecologists and biologists specialize in natural resource evaluations, ecological studies, endangered and threatened species studies, watershed analyses, environmental impact studies (EISs), environmental assessments (EAs), biological assessments (BAs), all aspects of National Environmental Policy Act (NEPA).
Infrastructure Engineering: From roads to bridges to water treatment systems, TN&A has the expertise to provide our clients with proven planning, evaluation, design, and construction capabilities. In addition, we offer vulnerability assessments for city water systems. Our experienced engineers, designers, construction managers, surveyors, and field technicians are why TN&A's reputation continues to grow and excel throughout the industry.
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Construction: TN&A provides remedial and traditional construction services including management, demolition, removal, replacement, repair, upgrade, and installation of buildings, structures, and remedial systems. We can perform work as the prime construction contractor or manage the construction by representing the client during the award, execution, and final acceptance of the project. From construction managers and engineers, to site superintendents and licensed equipment operators, our experienced staff will ensure safe, quality results.
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